Disable right button drag in omnibox

ui/views/controls/textfield/textfield.cc

Index: ui/views/controls/textfield/textfield.cc
diff --git a/ui/views/controls/textfield/textfield.cc b/ui/views/controls/textfield/textfield.cc
index 5ea98f4e55753894a27819e74975ebbf3e13ebfd..25fc4c7326435deb1ec53716e0ccf2c7dc029c31 100644
--- a/ui/views/controls/textfield/textfield.cc
+++ b/ui/views/controls/textfield/textfield.cc
@@ -407,6 +407,12 @@ bool Textfield::OnKeyReleased(const ui::KeyEvent& e) {
   return native_wrapper_ && native_wrapper_->HandleKeyReleased(e);
 }
 
+bool Textfield::OnMouseDragged(const ui::MouseEvent& e) {
+  if (!e.IsOnlyRightMouseButton())
+    return View::OnMouseDragged(e);
+  return true;
+}
+
 void Textfield::OnFocus() {
   if (native_wrapper_)
     native_wrapper_->HandleFocus();